Spring MVC IText pdf生成

Spring pdf视图
1.web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.4"
 xmlns="http://java.sun.com/xml/ns/j2ee"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
 http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
 <servlet>
  <servlet-name>pdf</servlet-name>
  <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
  <load-on-startup>1</load-on-startup>
 </servlet>
 <servlet-mapping>
  <servlet-name>pdf</servlet-name>
  <url-pattern>*.html</url-pattern>
 </servlet-mapping>
</web-app>

2.pdf-servlet.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans>
 <bean id="viewResolver"
  class="org.springframework.web.servlet.view.BeanNameViewResolver" />

 <bean id="customPdfView" class="org.springframework.zwm.CustomPdfView" />

 <bean name="/pdf.html" class="org.springframework.zwm.PdfController" />
</beans>

3.PdfController

package org.springframework.zwm;

import java.util.HashMap;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.Controller;

public class PdfController implements Controller {
 public ModelAndView handleRequest(HttpServletRequest req,
   HttpServletResponse res) throws Exception {
  Map model = new HashMap();
  model.put("information", "Information"); 
  //...model.put....
  
  return new ModelAndView("customPdfView", model);
 }
}

4.CustomPdfView.java

package org.springframework.zwm;

import com.lowagie.text.Chapter;
import com.lowagie.text.Document;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Font;
import com.lowagie.text.FontFactory;
import com.lowagie.text.Paragraph;
import com.lowagie.text.Section;
import com.lowagie.text.pdf.PdfWriter;

import java.awt.Color;

import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.web.servlet.view.document.AbstractPdfView;

/**
 * @about org.springframework.zwm
 * @author zwm
 *
 */
public class CustomPdfView extends AbstractPdfView {
 protected void buildPdfDocument(Map model, Document document,
   PdfWriter writer, HttpServletRequest request,
   HttpServletResponse response) throws Exception {

  // 打开文档，以写入内容
  document.open();

  // 创建目录标识
  Paragraph title1 = new Paragraph((String) model.get("information"),
    FontFactory.getFont(FontFactory.defaultEncoding, 19, Font.BOLD,
      Color.BLUE));
  // 第一章
  Chapter chapter1 = new Chapter(title1, 1);
  // 将编号级别设为0，就不会在页面上显示章节编号
  chapter1.setNumberDepth(0);
  // 创建第一部分
  Paragraph partOne = new Paragraph("PartⅠ Industry", FontFactory
    .getFont(FontFactory.defaultEncoding, 16, Font.BOLD, Color.black));
  // 创建第二部分
  Paragraph partTwo = new Paragraph("PartⅡ 春天免费框架预览", FontFactory
    .getFont(FontFactory.defaultEncoding, 16, Font.BOLD,
      Color.BLACK));
  // 创建第三部分
  Paragraph partThree = new Paragraph("PartⅢ \"Spring\"", FontFactory
    .getFont(FontFactory.defaultEncoding, 16, Font.BOLD,
      Color.black));
  partThree.setAlignment(2);
  // 创建节
  Paragraph partOneOne = new Paragraph("PartⅠ Industry About",
    FontFactory.getFont(FontFactory.defaultEncoding, 16, Font.BOLD,
      Color.black));
  Section section1 = chapter1.addSection(partOne);
  section1.addSection(partOneOne);
  chapter1.addSection(partTwo).addSection(partTwo);
  section1.addSection(partThree);
  // ///////////////////////
  // 第二章
  Paragraph title2 = new Paragraph("Technology", FontFactory.getFont(
    FontFactory.defaultEncoding, 19, Font.BOLD,
    new Color(0, 0, 255)));
  Chapter chapter2 = new Chapter(title2, 2);
  chapter2.setNumberDepth(0);
  Paragraph title2One = new Paragraph("China Telecom",
    FontFactory.getFont(FontFactory.defaultEncoding, 19, Font.BOLD,
      Color.BLUE));
  chapter2.addSection(title2One);
  //
  try {
   document.add(chapter1);
   document.add(chapter2);
  } catch (DocumentException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  }

 }
}